54891620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 137846016

約数和(自身を除く): 82954396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 73, 82, 131, 140, 146, 164, 205, 262, 287, 292, 365, 410, 511, 524, 574, 655, 730, 820, 917, 1022, 1148, 1310, 1435, 1460, 1834, 2044, 2555, 2620, 2870, 2993, 3668, 4585, 5110, 5371, 5740, 5986, 9170, 9563, 10220, 10742, 11972, 14965, 18340, 19126, 20951, 21484, 26855, 29930, 37597, 38252, 41902, 47815, 53710, 59860, 66941, 75194, 83804, 95630, 104755, 107420, 133882, 150388, 187985, 191260, 209510, 267764, 334705, 375970, 392083, 419020, 669410, 751940, 784166, 1338820, 1568332, 1960415, 2744581, 3920830, 5489162, 7841660, 10978324, 13722905, 27445810, 54891620]

約数ペア:

[(1, 54891620), (2, 27445810), (4, 13722905), (5, 10978324), (7, 7841660), (10, 5489162), (14, 3920830), (20, 2744581), (28, 1960415), (35, 1568332), (41, 1338820), (70, 784166), (73, 751940), (82, 669410), (131, 419020), (140, 392083), (146, 375970), (164, 334705), (205, 267764), (262, 209510), (287, 191260), (292, 187985), (365, 150388), (410, 133882), (511, 107420), (524, 104755), (574, 95630), (655, 83804), (730, 75194), (820, 66941), (917, 59860), (1022, 53710), (1148, 47815), (1310, 41902), (1435, 38252), (1460, 37597), (1834, 29930), (2044, 26855), (2555, 21484), (2620, 20951), (2870, 19126), (2993, 18340), (3668, 14965), (4585, 11972), (5110, 10742), (5371, 10220), (5740, 9563), (5986, 9170)]